Antique Kassel Grandfather Pendulum Wall clock. 31 day solid wood clock is 31-1/2" tall, 12-1/2" wide and 5-1/2" deep. It has beautifully crafted wood with a glass front that reveals the swinging pendulum inside. Clock chimes the hour (5 times at 5 o'clock, etc.) and once on the half hour. Pendulum length adjusts to make the clock run faster or slower. It could easily become a family heirloom that can be enjoyed for years to come. Brand New From Factory. See All Clocks . Standard Flat Rate Shipping Service (USD) 12.99.We ship to the United States Only!